EP1845740A4 - Système de synchronisation inter-station de base, dispositif de commande de synchronisation et station de base - Google Patents

Système de synchronisation inter-station de base, dispositif de commande de synchronisation et station de base

Info

Publication number
EP1845740A4
EP1845740A4 EP05709561A EP05709561A EP1845740A4 EP 1845740 A4 EP1845740 A4 EP 1845740A4 EP 05709561 A EP05709561 A EP 05709561A EP 05709561 A EP05709561 A EP 05709561A EP 1845740 A4 EP1845740 A4 EP 1845740A4
Authority
EP
European Patent Office
Prior art keywords
base station
inter
control device
synchronization
synchronization control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP05709561A
Other languages
German (de)
English (en)
Other versions
EP1845740A1 (fr
Inventor
Taisei Suemitsu
Kuniyuki Suzuki
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Electric Corp
Original Assignee
Mitsubishi Electric Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of EP1845740A1 publication Critical patent/EP1845740A1/fr
Publication of EP1845740A4 publication Critical patent/EP1845740A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2687—Inter base stations synchronisation
    • H04B7/2693—Centralised synchronisation, i.e. using external universal time reference, e.g. by using a global positioning system [GPS] or by distributing time reference over the wireline network
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
    • H03L7/00—Automatic control of frequency or phase; Synchronisation
    • H03L7/06—Automatic control of frequency or phase; Synchronisation using a reference signal applied to a frequency- or phase-locked loop
    • H03L7/08—Details of the phase-locked loop
    • H03L7/085—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal
    • H03L7/093—Details of the phase-locked loop concerning mainly the frequency- or phase-detection arrangement including the filtering or amplification of its output signal using special filtering or amplification characteristics in the loop
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/24—Radio transmission systems, i.e. using radiation field for communication between two or more posts
    • H04B7/26—Radio transmission systems, i.e. using radiation field for communication between two or more posts at least one of which is mobile
    • H04B7/2662—Arrangements for Wireless System Synchronisation
    • H04B7/2671—Arrangements for Wireless Time-Division Multiple Access [TDMA] System Synchronisation
    • H04B7/2678—Time synchronisation
    • H04B7/2687—Inter base stations synchronisation
    • H04B7/269—Master/slave synchronisation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04J—MULTIPLEX COMMUNICATION
    • H04J3/00—Time-division multiplex systems
    • H04J3/02—Details
    • H04J3/06—Synchronising arrangements
    • H04J3/0635—Clock or time synchronisation in a network
    • H04J3/0638—Clock or time synchronisation among nodes; Internode synchronisation
    • H04J3/0658—Clock or time synchronisation among packet nodes
    • H04J3/0661—Clock or time synchronisation among packet nodes using timestamps
    • H04J3/0667—Bidirectional timestamps, e.g. NTP or PTP for compensation of clock drift and for compensation of propagation delays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
EP05709561A 2005-02-01 2005-02-01 Système de synchronisation inter-station de base, dispositif de commande de synchronisation et station de base Withdrawn EP1845740A4 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/001415 WO2006082628A1 (fr) 2005-02-01 2005-02-01 Système de synchronisation inter-station de base, dispositif de commande de synchronisation et station de base

Publications (2)

Publication Number Publication Date
EP1845740A1 EP1845740A1 (fr) 2007-10-17
EP1845740A4 true EP1845740A4 (fr) 2011-06-22

Family

ID=36777023

Family Applications (1)

Application Number Title Priority Date Filing Date
EP05709561A Withdrawn EP1845740A4 (fr) 2005-02-01 2005-02-01 Système de synchronisation inter-station de base, dispositif de commande de synchronisation et station de base

Country Status (4)

Country Link
US (1) US7840228B2 (fr)
EP (1) EP1845740A4 (fr)
JP (1) JPWO2006082628A1 (fr)
WO (1) WO2006082628A1 (fr)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8107442B2 (en) * 2005-04-04 2012-01-31 Broadcom Corporation Master/slave oscillation production and distribution in a multiple RF transceiver system supporting MIMO operations
US7613119B2 (en) * 2005-04-11 2009-11-03 Interdigital Technology Corporation Self-configurable wireless local area network node
US8774155B2 (en) * 2006-02-03 2014-07-08 Broadcom Corporation Transporting call data via a packet data network
JP4641273B2 (ja) * 2006-03-24 2011-03-02 三菱電機株式会社 基地局集線装置および基地局集線システムにおける装置間同期制御方法
JP4924322B2 (ja) * 2007-09-21 2012-04-25 富士通株式会社 フレーム同期方法および基地局制御装置
US20090097452A1 (en) * 2007-10-12 2009-04-16 Qualcomm Incorporated Femto cell synchronization and pilot search methodology
WO2009084083A1 (fr) * 2007-12-27 2009-07-09 Fujitsu Limited Dispositif passerelle et procédé de transfert de données
US8554231B2 (en) * 2007-12-31 2013-10-08 Airvana Llc Adaptation of portable base stations into cellular networks
US8929191B2 (en) * 2008-07-07 2015-01-06 Sumitomo Electric Industries, Ltd. Base station device for wireless communication of OFDM signal including a synchronization control unit
US8693442B2 (en) * 2008-09-22 2014-04-08 Blackberry Limited Multi-site MIMO cooperation in cellular network
JP2010093556A (ja) * 2008-10-08 2010-04-22 Sumitomo Electric Ind Ltd 局側装置および通信方法
JP5282618B2 (ja) * 2009-03-24 2013-09-04 富士通株式会社 無線基地局装置及びその同期方法
JP5143952B2 (ja) 2009-04-24 2013-02-13 三菱電機株式会社 無線基地局
US20110158164A1 (en) * 2009-05-22 2011-06-30 Qualcomm Incorporated Systems and methods for joint processing in a wireless communication
JP5253341B2 (ja) * 2009-09-25 2013-07-31 三菱電機株式会社 無線基地局装置
BR112012007750A2 (pt) * 2009-10-05 2016-08-23 Sumitomo Electric Industries dispositivo de estação base
JP5549513B2 (ja) * 2010-10-01 2014-07-16 富士通株式会社 伝送システム、スレーブ伝送装置及びクロック同期方法
EP2544387B1 (fr) * 2011-07-04 2016-03-16 Mitsubishi Electric R&D Centre Europe B.V. Procédés et dispositifs pour synchroniser et compenser le décalage horaire entre des dispositifs de communication
JP5783017B2 (ja) * 2011-12-02 2015-09-24 富士通株式会社 発振器の周波数誤差補正装置、周波数誤差補正方法、周波数誤差補正プログラム及び周波数誤差補正システム
US9113364B2 (en) * 2012-08-09 2015-08-18 Microsoft Technology Licensing, Llc Extended access point
US20150009834A1 (en) * 2013-07-08 2015-01-08 Qualcomm Incorporated Generation of timing pulses based on acquired synchronization
EP3182769A4 (fr) * 2014-10-23 2017-10-04 Huawei Technologies Co., Ltd. Procédé et dispositif pour commander une synchronisation de phases et système
JP6075357B2 (ja) * 2014-11-19 2017-02-08 カシオ計算機株式会社 撮像装置、撮像制御方法及びプログラム
TWI578825B (zh) 2015-10-21 2017-04-11 財團法人工業技術研究院 通訊系統、基地台、用戶設備及其基地台的時間同步方法
JP6335951B2 (ja) * 2016-02-18 2018-05-30 アンリツ株式会社 位相誤差測定装置及び方法
US11753729B2 (en) * 2020-05-07 2023-09-12 Mobiltex Data Ltd. Cathodic protection monitoring system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5062124A (en) * 1988-09-01 1991-10-29 Fujitsu Limited Network synchronization system
EP0653845A1 (fr) * 1993-10-15 1995-05-17 AT&T Corp. Procédé pour synchroniser l'oscillateur à fréquence de référence avec un oscillateur principal
EP0751634A2 (fr) * 1995-06-28 1997-01-02 Alcatel SEL Aktiengesellschaft Méthode et dispositif de synchronisation de trame pour système multi-cellulaire
WO2001093492A1 (fr) * 2000-05-31 2001-12-06 Mitsubishi Denki Kabushiki Kaisha Horloge
US6373834B1 (en) * 1997-12-19 2002-04-16 Telefonaktiebolaget Lm Ericsson Synchronization for cellular telecommunications network

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1995002932A1 (fr) * 1993-07-12 1995-01-26 Ntt Mobile Communications Network Inc. Systeme de synchronisation de phases interservices
JP3025405B2 (ja) 1994-03-10 2000-03-27 株式会社エフ・エフ・シー 局間の同期制御装置
JP2998781B2 (ja) 1995-02-27 2000-01-11 日本電信電話株式会社 基地局装置及び基地局集線制御装置
JPH1013949A (ja) 1996-06-25 1998-01-16 Hitachi Ltd 無線基地局の自動規制方法
JP4267092B2 (ja) * 1998-07-07 2009-05-27 富士通株式会社 時刻同期方法
JP3436160B2 (ja) 1998-12-03 2003-08-11 三菱電機株式会社 クロック再生装置およびクロック再生方法
JP2000350245A (ja) * 1999-06-03 2000-12-15 Matsushita Electric Ind Co Ltd 無線通信システム
JP2002094441A (ja) 2000-09-14 2002-03-29 Matsushita Electric Ind Co Ltd 基地局集線制御システム
JP2002094606A (ja) 2000-09-19 2002-03-29 Matsushita Electric Ind Co Ltd 通信端末装置及び送信タイミング自動設定方法
US7106709B2 (en) * 2000-11-29 2006-09-12 Telefonaktiebologet Lm Ericsson (Publ) Timing drift compensation in wireless packet-based systems
DE50114187D1 (de) * 2000-12-01 2008-09-18 Siemens Entpr Communications Verfahren zum Synchronisieren von an verschiedene Vermittlungssystemteile gekoppelten Basisstationen eines Mobilfunknetzes
EP1581019A4 (fr) 2002-11-19 2010-04-14 Ntt Docomo Inc Systeme de communication mobile, concentrateur de lignes, station de base radio, station mobile, et procede de communication
JP3993508B2 (ja) 2002-12-02 2007-10-17 株式会社エヌ・ティ・ティ・ドコモ 無線アクセスネットワークシステム、無線通信方法、同期サーバ及びノード装置
KR100800692B1 (ko) * 2005-04-11 2008-02-01 삼성전자주식회사 직교 주파수 분할 다중화 시스템의 주파수 오프셋 추정장치 및 방법

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5062124A (en) * 1988-09-01 1991-10-29 Fujitsu Limited Network synchronization system
EP0653845A1 (fr) * 1993-10-15 1995-05-17 AT&T Corp. Procédé pour synchroniser l'oscillateur à fréquence de référence avec un oscillateur principal
EP0751634A2 (fr) * 1995-06-28 1997-01-02 Alcatel SEL Aktiengesellschaft Méthode et dispositif de synchronisation de trame pour système multi-cellulaire
US6373834B1 (en) * 1997-12-19 2002-04-16 Telefonaktiebolaget Lm Ericsson Synchronization for cellular telecommunications network
WO2001093492A1 (fr) * 2000-05-31 2001-12-06 Mitsubishi Denki Kabushiki Kaisha Horloge
EP1199838A1 (fr) * 2000-05-31 2002-04-24 Mitsubishi Denki Kabushiki Kaisha Horloge

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2006082628A1 *

Also Published As

Publication number Publication date
JPWO2006082628A1 (ja) 2008-06-26
WO2006082628A1 (fr) 2006-08-10
EP1845740A1 (fr) 2007-10-17
US20080152059A1 (en) 2008-06-26
US7840228B2 (en) 2010-11-23

Similar Documents

Publication Publication Date Title
EP1845740A4 (fr) Système de synchronisation inter-station de base, dispositif de commande de synchronisation et station de base
EP2015470A4 (fr) Procédé de relais, station de base, dispositif de relais et système de relais d'un système d'accès sans fil
EP1768271A4 (fr) Systeme de communication, dispositif de controle de la station de base et dispositif de la station de base
EP1892987A4 (fr) Station mobile, station de base et procédé
EP1876852A4 (fr) Station mobile, station fixe, systeme de communication mobile et procede de commande de communication
EP1919232A4 (fr) Station de base et système de communication
GB2439432B (en) Radio network system, radio base station and handover control method used for the same
PT2760146E (pt) Estação base, estação móvel e método
EP2018074A4 (fr) Procédé de commande de transfert intercellulaire, répéteur et station de base dans un système d'accès sans fil
EP1998577A4 (fr) Station mobile, station de base et procédé
EP1998586A4 (fr) Station de base, station mobile et procede
EP2075929A4 (fr) Station de base sans fil, station de relais, système de relais sans fil et procédé de relais sans fil
EP1876841A4 (fr) Station de base sans fil et unite de commande de station de base
EP2086245A4 (fr) Station de base et procédé d'exploitation multimode et système de communication sans fil associé
EP2187668A4 (fr) Système de communication mobile, dispositif de station mobile, dispositif de station de base, procédé de communication et procédé de commande de communication
EP2041893A4 (fr) Appareil et procédé de relais entre une station de base et une station mobile, et procédé de réception d'information de commande
EP2234432A4 (fr) Station mobile, dispositif de station de base, procédé de commande de communication et système de communication mobile
EP2139243A4 (fr) Station de base, dispositif de commande sans fil et dispositif sans fil
EP2129145A4 (fr) Procédé de production d'un signal de commande sans fil, station de base sans fil et station mobile
EP1935171A4 (fr) Systemes et procedes de commande de services pour station mobile
EP2120371A4 (fr) Dispositif de station de base, station mobile, système de communication mobile et procédé de commande de communication
EP2020823A4 (fr) Méthode de communication mobile, dispositif de station mobile, dispositif de station de base et système de communication mobile
EP2150073A4 (fr) Système mobile de communication, dispositif de commande de station de base, dispositif de station de base, et méthode de commande de l'état d'une station de base
EP2197236A4 (fr) Dispositif de commande de transfert, station mobile, station de base, serveur de commande de transfert et procédé de commande de transfert
EP2088790A4 (fr) Système de communication mobile, station mobile et station de base

Legal Events

Date Code Title Description
PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

17P Request for examination filed

Effective date: 20070801

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): DE FR GB

RBV Designated contracting states (corrected)

Designated state(s): DE FR GB

DAX Request for extension of the european patent (deleted)
A4 Supplementary search report drawn up and despatched

Effective date: 20110519

17Q First examination report despatched

Effective date: 20110805

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20140520

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: H04Q0007360000

Ipc: H04W0016000000

REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: H04Q0007360000

Ipc: H04W0016000000

Effective date: 20141105